Infection, Dermatology FAQ - Page 16

I was accidentally sprayed with saliva by a friend who has a cold sore? Hello, yesterday at a gathering with friends, one of them who had an active herpes simplex outbreak (it looked very red and might not have reached the crusting stage) accidentally sprayed saliva on my face wh...

Scabies If someone around you has scabies, how should we disinfect the environment to prevent others from getting infected?

Fear of infection? I work in a hospital and had contact with a patient who was under contact isolation. At that time, I was wearing a mask and gloves during the interaction. After the examination, I used alcohol-based hand sanitizer and washed my hands. I am concerned about poten...

Groin acne (?)? Two days ago, I used a sensitive-type hair removal razor, excluding my armpits and bikini line. Yesterday, I noticed pain in my right armpit, with some swelling that isn't very noticeable; it only hurts when I press on it. This morning, I visited a dermatolog...

Regarding scabies, body and clothing cleaning? Hello, doctor. Recently, I've been experiencing itching all over my body, particularly between the fingers of my ring finger and on the sides of my elbows, where there are also some red bumps. Additionally, my armpits and buttoc...

Angular cheilitis issues? Hello Doctor, it seems that I have developed angular cheilitis recently. There is a sore at the corner of my mouth, and around the sore and on my lips, there are red, itchy bumps. The sore hurts when I open my mouth, and it feels dry and sticks together ...

Onychomycosis issue? I have a bad habit of picking at my toenails, often to the point of bleeding. Over time, I noticed that my toenails became somewhat cloudy and dark, resembling a dark red color similar to blood, and the nails have thickened a bit. Could this be a case of nail...

Regarding infection risk and testing? Hello doctor, a few days ago I engaged in oral sex and mutual masturbation while using a condom. During the act, it seemed that the mucous membrane of my genital area may have come into contact with my partner's genital area. I am uncert...

Inquiry about Skin Infectious Diseases Consultation on skin infectious diseases. Today I went to the hospital for an examination, lying on a bed with my upper body exposed. Now I suddenly remember that many people have lain on it (without using disposable paper covers... and no i...

Nail fracture Hello doctor, this morning I woke up to find that my toenail was unexpectedly broken off by two-thirds (I really don't know why). Now only the left side is still loosely attached to the nail bed. I would like to ask the doctor: 1. Should I cut it off or should ...

The small flesh-colored growths in the armpit appear to be skin tags, also known as acrochordons or soft fibromas? Are small flesh-colored bumps in the armpit, resembling skin tags, related to soft fibromas and human papillomavirus (HPV) infection? Thank you.

Issues around the lips? I would like to ask about a small wound near my lips (around the area between my mustache and upper lip) where I previously had a pimple that I squeezed. Recently, there is a small bump in that area, and I impulsively squeezed it, resulting in a tiny wound...

Acne issues? I recently noticed a small white pimple near my nostrils when I looked in the mirror, which I haven't experienced before. Should I pop it? If so, how can I do it without leaving a scar or causing a bacterial infection? Or should I just wait for it to go away on ...

Regarding tinea cruris issues? Hello, I recently discovered that I have tinea cruris (jock itch) in my groin area and have seen a dermatologist. I would like to ask (I forgot to ask the dermatologist during my visit): Since it has only just appeared and there are symptoms on only...

Acne issues? Doctor, I have a pus-filled bump on my body that resembles a pimple, and it has burst. How should I manage it to prevent inflammation and infection? I am currently using a pimple patch, but it seems like I've had it on for too long and it's starting to hurt...

Hypochlorous acid for skin disinfection? The nursing home where the elderly resident lives has reported a scabies outbreak and was instructed by health authorities to disinfect the facility. In early March, the institution sprayed residents with diluted hypochlorous acid three ti...

Horizontal ridges on toenails? In the past six months, I have noticed horizontal lines on my big toe, which do not have any color; they are just a series of horizontal stripes. I can't recall exactly how long this has been happening, but the nail feels thicker. My fingernail...

Scalp bleeding? Hello doctor, I accidentally scratched my scalp and it bled a little. While showering, I wanted to protect the wound, but it was covered by my hair. What can I do to prevent infection in the scalp wound? Thank you for your response.

Regarding persistent acne on the scalp? I have been experiencing acne on my scalp for about five years. The pimples are painful, and over time they crust over and heal, but they reappear shortly after. I consulted a dermatologist who said it is a fungal infection, and that my imm...

The contagiousness and prevention of scabies? Hello Doctor: My husband works in a prison, and on that day he accompanied an inmate to the hospital for surgery due to a colon issue. After the surgery, the doctor and nurse came out of the operating room and informed my husband that...